See also:

Only refill the diesel exhaust fluid yourself in exceptional circumstances
To be able to reach the nearest service center with your vehicle, you may refill the diesel exhaust fluid yourself, making sure to heed the warning notices specified below. Handling diesel ex ...

System limits
Be alert Due to system limitations, warnings may be not be issued at all, or may be issued late or improperly. Therefore, always be alert and ready to intervene; otherwise, there is the danger ...

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purp ...